En-13
Rotary switch
Example: “0”
Rotary switch
Example: “0”
CAUTION
Use an insulated screwdriver to set the dip switches.
Setting
Setting range
Type of switch
Indoor unit
address
0 to 63
Setting
example
2
IU AD x 10
IU AD x 1
Refrigerant
circuit
address
0 to 99
Setting
example
63
REF AD x 10
REF AD x 1
(1) Indoor unit address
Rotary switch (IU AD × 1) ....................Factory setting “0”
Rotary switch (IU AD × 10) ..................Factory setting “0”
When connecting multiple indoor units to 1 refrigerant system, set the address at IU
AD SW as shown in the Table A.
(2) Refrigerant circuit address
Rotary switch (REF AD × 1) .................Factory setting “0”
Rotary switch (REF AD × 10) ...............Factory setting “0”
In the case of multiple refrigerant systems, set REF AD SW as shown in the Table A
for each refrigerant system.
Set to the same refrigerant circuit address as the outdoor unit.
Table A
Address
Rotary Switch
Setting
Address
Rotary Switch Setting
Refrigerant circuit
REF AD SW
Indoor unit
IU AD SW
×
10
×
1
×
10
×
1
0
0
0
0
0
0
1
0
1
1
0
1
2
0
2
2
0
2
3
0
3
3
0
3
4
0
4
4
0
4
5
0
5
5
0
5
6
0
6
6
0
6
7
0
7
7
0
7
8
0
8
8
0
8
9
0
9
9
0
9
10
1
0
10
1
0
11
1
1
11
1
1
12
1
2
12
1
2
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
99
9
9
63
6
3
Do no
t set the indoor unit address (IU AD SW) at 64 to 99. It may result in failure.
(3) Remote controller address
Rotary switch (RC AD SW)....Factory setting “0”
When connecting multiple indoor units to 1 standard wired remote controller, set the
address at RC AD SW in sequence from 0.
Setting
Setting range
Type of switch
Remote controller
address
0 to 15
Setting
example
0
RC AD
Example
If 4 indoor units are connected.
Remote
controller
Indoor unit
Indoor unit
Indoor unit
Indoor unit
RC AD SW
0
RC AD SW
1
RC AD SW
2
RC AD SW
3
RC AD SW
0
1
2
3
4
5
6
7
Address
0
1
2
3
4
5
6
7
RC AD SW
8
9
A
B
C
D
E
F
Address
8
9
10
11
12
13
14
15
]1
7.2. Custom code setting
Selecting the custom code prevents the indoor unit mix-up. (Fig. B)
(Up to 4 codes can be set.)
Perform the setting for both the indoor unit and the remote controller.
Fig. B
Code change
Indoor unit
Remote
controller
Confusion
A B C D
A B C D
• Custom code setting for indoor unit
Set the DIP SW SET 3 SW1, SW2, referring to the Table B.
ON
OFF
Dip switch
“SET 3”
sw
1
sw
2
sw
3
sw
4
Table B
Custom code
A (Factory setting)
B
C
D
DIP SW
SET 3 SW1
OFF
ON
OFF
ON
DIP SW
SET 3 SW2
OFF
OFF
ON
ON
9367701094-02_IM.indb Sec1:13
9367701094-02_IM.indb Sec1:13
12/29/2011 10:50:40 AM
12/29/2011 10:50:40 AM
